[racket-users] unsafe bytes->immutable

Hello, Is it possible to make immutable bytes without incurring the copy? It is useful for read-only bytes that can be used with open-input-port, which makes a copy unless it is immutable. Particular use-case : parsing part of a buffer, extracting the rest with subbytes and then using with

Re: [racket-users] Community or Junior Colleges using Racket for Introductory or Other Courses

There is the wiki page but I don’t know if any of the places listed meet your criteria: https://github.com/racket/racket/wiki/Courses-using-Racket Kind Regards Stephen On Thu, 26 Oct 2017 at 18:40, ben.rudgers wrote: > My child is a High School junior and has some

Re: [racket-users] `raco pkg install` from private GitHub repo?

I'm going to go with exn:fail? in this case and push that. On Thu, Oct 26, 2017 at 12:11 PM, Matthew Flatt wrote: > Yes, that makes sense. The "checkout initial protocol failed" error is > from the package manager in "private/stage.rkt". If the package manager > didn't

Re: [racket-users] Multiple namespaces in Racket

This is now merged, and I ended up managing to simplify the implementation somewhat, though the bulk of the changes were still necessary. I’ve written up the details of how it works in a blog post here: